Home / 1,163,983,893.42-1,606,057,986.15-668,850,942.54

Finding the Fourth Proportional to 1,163,983,893.42, 1,606,057,986.15 and 668,850,942.54

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Solution

The fourth proportional to 1,163,983,893.42, 1,606,057,986.15 and 668,850,942.54 is: 922,876,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,983,893.42 : 1,606,057,986.15 = 668,850,942.54 : x
  2. Step 2: Convert to fraction form
    1,163,983,893.42/1,606,057,986.15 = 668,850,942.54/x
  3. Step 3: Cross multiply
    1,163,983,893.42x = 1,606,057,986.15 × 668,850,942.54
  4. Step 4: Simplify right side
    1,163,983,893.42x = 1,074,213,397,810,321,792
  5. Step 5: Solve for x
    x = 1,074,213,397,810,321,792/1,163,983,893.42
  6. Step 6: Final answer
    x = 922,876,513.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.